Local Calling Guide
Area code/prefix search
Darien, CT
<< 1 2 3 4
| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 475-264
| 3 |
|
639C ONVOY, LLC - CT |
920 |
|
2020-05-24 |
|
| 475-264
| 4 |
|
639C ONVOY, LLC - CT |
920 |
|
2020-08-20 |
|
| 475-264
| 5 |
|
639C ONVOY, LLC - CT |
920 |
|
2025-05-02 |
|
| 475-264
| 6 |
|
639C ONVOY, LLC - CT |
920 |
|
2020-08-20 |
|
| 475-264
| 7 |
|
516J TON80 COMMUNICATIONS, LLC |
920 |
|
2021-06-06 |
|
| 475-264
| 8 |
|
624H ONVOY SPECTRUM, LLC |
920 |
|
2022-01-17 |
|
| 475-264
| 9 |
|
639C ONVOY, LLC - CT |
920 |
|
2024-04-05 |
|
| 475-328
| A |
SMFRCTDSDS0 |
7230 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CT |
920 |
|
|
|
| 475-328
| 0 |
|
199F BANDWIDTH.COM CLEC, LLC - CT |
920 |
|
2014-12-07 |
|
| 475-328
| 1 |
|
199F BANDWIDTH.COM CLEC, LLC - CT |
920 |
|
2015-05-10 |
|
| 475-328
| 2 |
|
199F BANDWIDTH.COM CLEC, LLC - CT |
920 |
|
2015-05-10 |
|
| 475-328
| 3 |
|
7230 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CT |
920 |
|
2014-06-21 |
|
| 475-328
| 4 |
|
639C ONVOY, LLC - CT |
920 |
|
2015-05-08 |
|
| 475-328
| 5 |
|
4950 CABLEVISION LIGHTPATH, INC. - CT |
920 |
|
2014-10-09 |
|
| 475-328
| 6 |
|
318J COMCAST IP PHONE, LLC |
920 |
|
2014-09-28 |
|
| 475-328
| 7 |
|
508J CENTURYLINK COMMUNICATIONS, LLC |
920 |
|
2014-07-16 |
|
| 475-328
| 8 |
|
073H TELNYX LLC |
920 |
|
2017-04-06 |
|
| 475-328
| 9 |
|
612K CSC VOICE, LLC |
920 |
|
2014-08-22 |
|
| 475-336
| A |
HRFRCT03XOX |
965H FRACTEL, LLC |
920 |
|
|
|
| 475-336
| 0 |
|
624H ONVOY SPECTRUM, LLC |
920 |
|
2022-02-20 |
|
| 475-336
| 1 |
|
624H ONVOY SPECTRUM, LLC |
920 |
|
2022-02-20 |
|
| 475-336
| 2 |
|
639C ONVOY, LLC - CT |
920 |
|
2021-08-08 |
|
| 475-336
| 3 |
|
639C ONVOY, LLC - CT |
920 |
|
2020-11-22 |
|
| 475-336
| 4 |
|
639C ONVOY, LLC - CT |
920 |
|
2021-03-04 |
|
| 475-336
| 5 |
|
639C ONVOY, LLC - CT |
920 |
|
2021-03-04 |
|
| 475-336
| 6 |
|
639C ONVOY, LLC - CT |
920 |
|
2020-11-22 |
|
| 475-336
| 7 |
|
639C ONVOY, LLC - CT |
920 |
|
2021-08-08 |
|
| 475-336
| 8 |
|
965H FRACTEL, LLC |
920 |
|
2020-09-17 |
|
| 475-336
| 9 |
|
515J IP HORIZON LLC |
920 |
|
2022-08-04 |
|
| 475-368
| A |
HRFRCTBCDS1 |
639C ONVOY, LLC - CT |
920 |
|
2024-06-22 |
|
| 475-368
| 0 |
|
639C ONVOY, LLC - CT |
920 |
|
2024-06-22 |
|
| 475-368
| 1 |
|
425J CSC WIRELESS, LLC |
920 |
|
2024-07-25 |
|
| 475-368
| 6 |
|
425J CSC WIRELESS, LLC |
920 |
|
2025-05-02 |
|
| 475-368
| 7 |
|
425J CSC WIRELESS, LLC |
920 |
|
2025-04-14 |
|
| 475-368
| 8 |
|
425J CSC WIRELESS, LLC |
920 |
|
2024-07-25 |
|
| 475-368
| 9 |
|
425J CSC WIRELESS, LLC |
920 |
|
2025-05-02 |
|
<< 1 2 3 4
Last updated: Thu, 29 Jan 2026 14:35:03 UTC
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